1
2 STROKE OIL
Top up the 2 stroke oil tank every 500 km
(312 mi),
2000 km (1240 mi).
The vehicle is provided with a separate mixer
that makes it possible to mix petrol with oil
for the lubrication of the engine, p. 77 (LU-
BRICANT CHART).
The vehicle is equipped with a control
unit which supplies the right quantity of oil
for engine lubrication through an electronic
pump (see "LUBRICANT CHART" on page
77).
The reserve is indicated by the coming on of
the 2 stroke oil reserve warning light "
positioned on the dashboard, see p. 14 and
15 (INSTRUMENTS AND INDICATORS).
CAUTION
The use of the vehicle without 2 stroke
oil causes serious damages to the engine.
If you run out of oil in the 2 stroke oil tank
or if the 2 stroke oil pipe has been re-
moved, it is necessary to contact an
aprilia Official Dealer, who will provide
for bleeding the system.
This operation is indispensable, since the
operation of the engine with air in the 2
stroke oil system may cause serious dam-
ages to the engine itself.
To top up the 2 stroke oil tank, proceed
as follows:
Lift the saddle, see p. 19 (UNLOCKING /
LOCKING THE SADDLE).
Remove the plug (1).
2 STROKE OIL TANK CAPACITY: 1.6
l
TANK RESERVE: 0.5
CAUTION
Do not put additives or other substances
into the oil.
If a funnel or other system is used for top-
ping up, make sure that it is perfectly
"
clean.
Top up the 2 stroke oil tank.
Put back the cap (1).
CAUTION
Make sure that the filler cap is well
l
tightened.
use and maintenance SR 50
23